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Subject: Re: Deep Shredder endgame blunder

Author: James T. Walker

Date: 22:37:13 05/31/01

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I loaded the game into Deep Shredder and moved forward 1 move at a time untill I
reached move 75 for white (Deep Shredder).  I then let Deep Shredder search the
position.  Here is the analysis by Deep Shredder.  Notice after 1:41 it still
has Ke5 as the move (20 ply search).

Engine: Deep Shredder
by Stefan Meyer-Kahlen
 60:00 min to go (1:20, 9:00)
  1.00	 0:01 	+7.32-- 	75.Ra2 d1Q+ 76.Rd2 (9) 0.0
  1.00	 0:01 	-1.08-- 	75.Ra2 d1Q+ 76.Rd2 (18) 0.0
  1.00	 0:01 	-1.08 	75.Ra2 d1Q+ 76.Rd2 (19) 0.0
  1.00	 0:01 	-1.07++ 	75.f4 (20) 0.0
  1.00	 0:01 	-0.72++ 	75.f4 (21) 0.0
  1.00	 0:01 	-0.84 	75.f4 d1Q+ 76.Ke6 (29) 0.0
  1.00	 0:01 	-0.83++ 	75.h5 (30) 0.0
  1.00	 0:01 	-0.48++ 	75.h5 (31) 0.0
  1.00	 0:01 	-0.80 	75.h5 d1Q+ 76.Ke6 (39) 0.0
  1.00	 0:01 	 0.00++ 	75.Ke5 d1Q 76.Rb8+ (40) 0.0
  1.00	 0:01 	 0.00 	75.Ke5 d1Q 76.Rb8+ (41) 0.0
  1.00	 0:01 	+0.01++ 	75.Ke6 (42) 0.0
  1.00	 0:01 	+0.36++ 	75.Ke6 (43) 0.0
  1.00	 0:01 	-0.96 	75.Ke6 d1Q (45) 0.0
  1.00	 0:01 	-0.95++ 	75.Kd5 (46) 0.0
  1.00	 0:01 	-0.60++ 	75.Kd5 (47) 0.0
  1.00	 0:01 	-1.12 	75.Kd5 d1Q+ 76.Ke6 (55) 0.0
  1.00	 0:01 	 0.00++ 	75.Rb8+ Ka1 76.Ra8+ (59) 0.0
  1.00	 0:01 	 0.00 	75.Rb8+ Ka1 76.Ra8+ (60) 0.0
  1.00	 0:01 	+0.01++ 	75.Rc8 (61) 0.0
  1.00	 0:01 	+0.36++ 	75.Rc8 (62) 0.0
  1.00	 0:01 	-1.12 	75.Rc8 d1Q+ 76.Ke6 (70) 0.0
  1.00	 0:01 	-1.11++ 	75.Re8 (71) 0.0
  1.00	 0:01 	-0.76++ 	75.Re8 (72) 0.0
  1.00	 0:01 	-1.12 	75.Re8 d1Q+ 76.Ke6 (80) 0.0
  1.00	 0:01 	-1.11++ 	75.Rg8 (81) 0.0
  1.00	 0:01 	-0.76++ 	75.Rg8 (82) 0.0
  1.00	 0:01 	-1.12 	75.Rg8 d1Q+ 76.Ke6 (90) 0.0
  1.00	 0:01 	-1.11++ 	75.Ra7 (91) 0.0
  1.00	 0:01 	-0.76++ 	75.Ra7 (92) 0.0
  1.00	 0:01 	-1.12 	75.Ra7 d1Q+ 76.Ke6 (100) 0.0
  1.00	 0:01 	-1.11++ 	75.Ra6 (101) 0.0
  1.00	 0:01 	-0.76++ 	75.Ra6 (102) 0.0
  1.00	 0:01 	-1.14 	75.Ra6 d1Q+ 76.Ke6 (110) 0.0
  1.00	 0:01 	-1.13++ 	75.Ra5 (111) 0.0
  1.00	 0:01 	-0.78++ 	75.Ra5 (112) 0.0
  1.00	 0:01 	-0.94 	75.Ra5 d1Q+ 76.Rd5 (121) 0.0
  1.00	 0:01 	-0.93++ 	75.Ra4 (122) 0.0
  1.00	 0:01 	-0.58++ 	75.Ra4 (123) 0.0
  1.00	 0:01 	-1.08 	75.Ra4 d1Q+ 76.Rd4 (132) 0.0
  1.00	 0:01 	-1.07++ 	75.Ra3 (133) 0.0
  1.00	 0:01 	-0.72++ 	75.Ra3 (134) 0.0
  1.00	 0:01 	-0.99 	75.Ra3 d1Q+ 76.Rd3 (143) 0.0
  1.00	 0:01 	-0.98++ 	75.Rd8 (144) 0.0
  1.00	 0:01 	-0.63++ 	75.Rd8 (145) 0.0
  1.00	 0:01 	-0.92 	75.Rd8 d1Q+ 76.Ke7 (153) 0.0
  1.00	 0:01 	-0.91++ 	75.Rf8 (154) 0.0
  1.00	 0:01 	-0.56++ 	75.Rf8 (155) 0.0
  1.00	 0:01 	-1.08 	75.Rf8 d1Q+ 76.Ke6 (163) 0.0
  1.00	 0:01 	-1.07++ 	75.Ke7 (164) 0.0
  1.00	 0:01 	-0.72++ 	75.Ke7 (165) 0.0
  1.00	 0:01 	-1.04 	75.Ke7 d1Q (167) 0.0
  1.00	 0:01 	-1.03++ 	75.Kd7 (168) 0.0
  1.00	 0:01 	-0.68++ 	75.Kd7 (169) 0.0
  1.00	 0:01 	-1.12 	75.Kd7 d1Q+ 76.Ke6 (177) 0.1
  1.00	 0:01 	-1.11++ 	75.Kc6 (178) 0.1
  1.00	 0:01 	-0.76++ 	75.Kc6 (179) 0.1
  1.00	 0:01 	-1.35 	75.Kc6 d1Q (181) 0.1
  1.00	 0:01 	-1.34++ 	75.Kc5 (182) 0.1
  1.00	 0:01 	-0.99++ 	75.Kc5 (183) 0.1
  1.00	 0:01 	-1.36 	75.Kc5 d1Q (185) 0.1
  1.00	 0:01 	-1.35++ 	75.Kc7 (186) 0.1
  1.00	 0:01 	-1.00++ 	75.Kc7 (187) 0.1
  1.00	 0:01 	-1.39 	75.Kc7 d1Q (189) 0.1
  1.00	 0:01 	-1.38++ 	75.Rh8 (191) 0.1
  1.00	 0:01 	-1.03++ 	75.Rh8 (192) 0.1
  1.00	 0:01 	-1.64 	75.Rh8 d1Q+ 76.Ke6 (200) 0.1
  2.00	 0:01 	+2.02++ 	75.Rh8 d1Q+ 76.Ke6 Qxf3 (212) 0.1
  2.00	 0:01 	+3.02++ 	75.Rh8 d1Q+ 76.Ke6 Qxf3 (224) 0.1
  2.00	 0:01 	-1.64 	75.Rh8 d1Q+ 76.Ke6 Qxf3 (245) 0.1
  2.00	 0:01 	+4.10++ 	75.f4 d1Q+ 76.Ke6 (260) 0.1
  2.00	 0:01 	-0.84 	75.f4 d1Q+ 76.Ke6 (269) 0.1
  2.00	 0:01 	+2.10++ 	75.h5 d1Q+ 76.Ke6 Qxf3 (279) 0.1
  2.00	 0:01 	+3.10++ 	75.h5 d1Q+ 76.Ke6 Qxf3 (289) 0.1
  2.00	 0:01 	-0.80 	75.h5 d1Q+ 76.Ke6 Qxf3 (310) 0.1
  2.00	 0:01 	 0.00++ 	75.Ke5 d1Q 76.Rb8+ (311) 0.1
  2.00	 0:01 	 0.00 	75.Ke5 d1Q 76.Rb8+ (312) 0.1
  2.00	 0:01 	+4.02++ 	75.Ke6 d1Q (320) 0.1
  2.00	 0:01 	-0.96 	75.Ke6 d1Q (322) 0.1
  2.00	 0:01 	+2.02++ 	75.Kd5 d1Q+ 76.Ke6 Qxf3 (332) 0.1
  2.00	 0:01 	+3.02++ 	75.Kd5 d1Q+ 76.Ke6 Qxf3 (342) 0.1
  2.00	 0:01 	-1.12 	75.Kd5 d1Q+ 76.Ke6 Qxf3 (363) 0.1
  2.00	 0:01 	 0.00++ 	75.Rc8 Kb2 76.Rb8+ (372) 0.1
  2.00	 0:01 	 0.00 	75.Rc8 Kb2 76.Rb8+ (373) 0.1
  2.00	 0:02 	+2.02++ 	75.Re8 d1Q+ 76.Ke6 Qxf3 (385) 0.1
  2.00	 0:02 	+3.02++ 	75.Re8 d1Q+ 76.Ke6 Qxf3 (397) 0.1
  2.00	 0:02 	-1.12 	75.Re8 d1Q+ 76.Ke6 Qxf3 (419) 0.2
  2.00	 0:02 	+2.02++ 	75.Rg8 d1Q+ 76.Ke6 Qxf3 (431) 0.2
  2.00	 0:02 	+3.02++ 	75.Rg8 d1Q+ 76.Ke6 Qxf3 (443) 0.2
  2.00	 0:02 	-1.12 	75.Rg8 d1Q+ 76.Ke6 Qxf3 (464) 0.2
  2.00	 0:02 	+2.02++ 	75.Ra7 d1Q+ 76.Ke6 Qxf3 (474) 0.2
  2.00	 0:02 	+3.02++ 	75.Ra7 d1Q+ 76.Ke6 Qxf3 (484) 0.2
  2.00	 0:02 	-1.12 	75.Ra7 d1Q+ 76.Ke6 Qxf3 (505) 0.2
  2.00	 0:02 	+1.99++ 	75.Ra6 d1Q+ 76.Ke6 Qxf3 (515) 0.2
  2.00	 0:02 	+2.99++ 	75.Ra6 d1Q+ 76.Ke6 Qxf3 (525) 0.2
  2.00	 0:02 	-1.14 	75.Ra6 d1Q+ 76.Ke6 Qxf3 (546) 0.2
  2.00	 0:02 	-1.13++ 	75.Rb8+ Ka2 76.Ke6 (552) 0.2
  2.00	 0:02 	-0.78++ 	75.Rb8+ Ka2 76.Ke6 (559) 0.2
  2.00	 0:02 	 0.00 	75.Rb8+ Ka1 76.Ra8+ (744) 0.3
  3.00	 0:02 	 0.00 	75.Rb8+ Ka1 76.Ra8+ (988) 0.4
  3.00	 0:02 	+2.02++ 	75.Ke6 d1Q 76.Rc8 Qxf3 (1.105) 0.4
  3.00	 0:02 	-0.65 	75.Ke6 d1Q 76.Rb8+ Ka1 (1.128) 0.4
  3.00	 0:02 	 0.00++ 	75.Ke5 d1Q 76.Rb8+ (1.138) 0.4
  3.00	 0:02 	 0.00 	75.Ke5 d1Q 76.Rb8+ (1.139) 0.4
  4.00	 0:02 	 0.00 	75.Ke5 d1Q 76.Rb8+ (1.315) 0.5
  5.00	 0:02 	 0.00 	75.Ke5 d1Q 76.Rb8+ (1.802) 0.6
  6.00	 0:02 	 0.00 	75.Ke5 d1Q 76.Rb8+ (2.304) 0.7
  7.01	 0:02 	 0.00 	75.Ke5 d1Q 76.Rg8 (4.452) 1.5
  8.01	 0:03 	 0.00 	75.Ke5 d1Q 76.Rg8 (7.900) 2.0
  9.01	 0:04 	 0.00 	75.Ke5 d1Q 76.Rg8 (12.794) 2.5
 10.01	 0:05 	 0.00 	75.Ke5 d1Q 76.Rg8 (18.034) 3.3
 11.01	 0:05 	 0.00 	75.Ke5 d1Q 76.Rg8 (19.994) 3.7
 12.01	 0:05 	 0.00 	75.Ke5 d1Q 76.Rg8 (34.002) 6.2
 13.01	 0:08 	 0.00 	75.Ke5 d1Q 76.f4 Kb2 77.Rb8+ Kc3 78.Rc8+ Kb3 79.Rb8+ Ka3
80.Ra8+ Kb2 81.Rb8+ (58.091) 6.5
 14.01	 0:10 	 0.00 	75.Ke5 d1Q 76.f4 Kb2 77.Rb8+ Kc3 78.Rc8+ Kb3 79.Rb8+ Ka3
80.Ra8+ Kb2 81.Rb8+ (108.890) 10.5
 15.01	 0:13 	 0.00 	75.Ke5 d1Q 76.f4 Kb2 77.Rb8+ Kc3 78.Rc8+ Kb3 79.Rb8+ Ka3
80.Ra8+ Kb2 81.Rb8+ (172.569) 12.3
 16.01	 0:15 	 0.00 	75.Ke5 d1Q 76.f4 Kb2 77.Rb8+ Kc3 78.Rc8+ Kb3 79.Rb8+ Ka3
80.Ra8+ Kb2 81.Rb8+ (274.159) 17.6
 17.01	 0:18 	 0.00 	75.Ke5 d1Q 76.f4 Kb2 77.Rb8+ Kc3 78.Rc8+ Kb3 79.Rb8+ Ka3
80.Ra8+ Kb2 81.Rb8+ (419.064) 22.4
 18.01	 0:21 	 0.00 	75.Ke5 d1Q 76.f4 Kb2 77.Rb8+ Kc3 78.Rc8+ Kb3 79.Rb8+ Ka3
80.Ra8+ Kb2 81.Rb8+ (556.672) 25.7
 19.01	 0:37 	 0.00 	75.Ke5 d1Q 76.f4 Kb2 77.Rb8+ Kc3 78.Rc8+ Kb3 79.Rb8+ Ka3
80.Ra8+ Kb2 81.Rb8+ (1.480.840) 39.6
 20.01	 1:14 	-0.25-- 	75.Ke5 d1Q 76.f4 Kb2 77.Rb8+ Kc3 78.Rc8+ Kb3 79.Rb8+ Ka3
80.Ra8+ Kb4 81.f5 (5.196.495) 69.4
 20.01	 1:41 	-0.75-- 	75.Ke5 d1Q 76.f4 Kb2 77.Rb8+ Kc3 78.Rc8+ Kb3 79.Rb8+ Ka3
80.Ra8+ Kb4 81.f5 Qh1 82.Rb8+ Ka3 83.Ke6 (9.988.873) 98.8

best move: Kd6-e5 time: 1:58.522 min  n/s: 124.991  nodes: 14.808.798  TB:
285.481



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